Luis Ortiz (born 29 March 1979) is a Cuban professional boxer. He held the WBA interim heavyweight title from 2015 to 2016, and challenged twice for the WBC heavyweight title in 2018 and 2019. As an amateur, he won a silver medal at the 2005 Boxing World Cup. Nicknamed "King Kong", he is known for his formidable punching power and counterpunching skills. As of November 2021, he was ranked as the world's eighth-best active heavyweight by The Ring magazine and the Transnational Boxing Rankings Board.